#particles-js{
    background-color: rgba(55,55,55,1);height: 100%;width:100%;overflow: hidden;position: relative
}
.background{
    z-index: 100;position: absolute;margin-left: 40%;margin-top: 10%;margin-right: 75%; width: 400px;text-align: center
}
h2{
    color: #d9ecdb;
    font-family: "微软雅黑 Light";

}
form{

}
.input-mine{
    width: 90%;
    margin-left: 2.5%;
    height: 100%;
    border: none;
    outline: none;
    color: white;
    background-color: transparent;
}
#account-box{
    width: 315px;
    height: 40px;
    border: solid 1px white;
    border-radius: 5px;
}
#password-box{
    width: 315px;
    height: 40px;
    border: solid 1px white;
    border-radius: 5px;
}
.form-control{
    border: none;
    outline: none;
    border-radius: 3px;
}
.username{
    margin-top: 8%;
}
button{
    width: 100%;
}
.but{
    margin-top: -30px;text-align: center
}
.bt{
    margin-top: 10%;
}
body{
    width: 100%;
    height: 100%;
    overflow: hidden;
}
#footer{
    width: 100%;
    height: 30px;
    bottom: 0;
    color: white;
    text-align: center;
    position: fixed;
}
#footer a{
    color: white;!important;
}
:-moz-placeholder {
    color: white; opacity:1;
}

::-moz-placeholder {
    color: white;opacity:1;
}

input:-ms-input-placeholder{
    color: white;opacity:1;
}

input::-webkit-input-placeholder{
    color: white;opacity:1;
}